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<?php trait HasStatic { private static $x; public static function setX($x) { HasStatic::$x = $x; } public function useX() { return HasStatic::$x; } } class UsesStatic { use HasStatic; } HasStatic::setX(123); var_dump((new UsesStatic())->useX());
Output for 8.1.0 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.25, 8.4.1 - 8.4.12
Deprecated: Calling static trait method HasStatic::setX is deprecated, it should only be called on a class using the trait in /in/Lk3ll on line 10 Deprecated: Accessing static trait property HasStatic::$x is deprecated, it should only be accessed on a class using the trait in /in/Lk3ll on line 4 Fatal error: Uncaught Error: Cannot access private property HasStatic::$x in /in/Lk3ll:5 Stack trace: #0 /in/Lk3ll(11): UsesStatic->useX() #1 {main} thrown in /in/Lk3ll on line 5
Process exited with code 255.
Output for 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30
Fatal error: Uncaught Error: Cannot access private property HasStatic::$x in /in/Lk3ll:5 Stack trace: #0 /in/Lk3ll(11): UsesStatic->useX() #1 {main} thrown in /in/Lk3ll on line 5
Process exited with code 255.
Output for 5.5.0 - 5.5.38, 5.6.0 - 5.6.40
Fatal error: Cannot access private property HasStatic::$x in /in/Lk3ll on line 5
Process exited with code 255.

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